research about the energy efficiency from source that i will include later only

Topic: research about the energy efficiency from source that i will include later only

Order Description
the resources you can use (only) :

1)Earth Quest

2)building an Emerald city. A guide to creating green building policies and programs.

3)energy efficiency improvement for existing homes.

4)The very hungry city:urban energy efficiency and the economic fate of cities.

5)energy efficiency standards and green building certification systems used by the department of defense for military.

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